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# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
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name: Dead Link Checker

on:
  pull_request:
    paths:
        - 'docs/**'
  schedule:
    - cron: '0 18 * * *'  # TimeZone: UTC 0

concurrency:
  group: dlc-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  CheckDeadLinks:
    if: (github.event_name == 'schedule' && github.repository == 'apache/skywalking') || (github.event_name != 'schedule')
    runs-on: ubuntu-latest
    timeout-minutes: 30
    steps:
      - uses: actions/checkout@v3
      - run: sudo npm install -g markdown-link-check@3.10.0
      - run: |
          for file in $(find . -name "*.md"); do
            markdown-link-check -c .dlc.json -q "$file"
          done
